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Zorro Lang
794f4594fb
When getfattr dumps values of all extended attributes (-d option),
it doesn't print empty extended attributes. e.g: user.name. But from
attr-2.4.48 this behavior is changed, new getfattr prints
user.name="".
The {=""} will break the golden image, so filter the redundant =""
at the end if it has.
Signed-off-by: Zorro Lang <zlang@redhat.com>
Reviewed-by: Eryu Guan <guaneryu@gmail.com>
Signed-off-by: Eryu Guan <guaneryu@gmail.com>
65 lines
1.7 KiB
Bash
Executable File
65 lines
1.7 KiB
Bash
Executable File
#! /bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (c) 2016 Red Hat Inc. All Rights Reserved.
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#
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# FS QA Test 011
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#
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# test overlay private xattr on overlayfs with multiple lower dirs, all the
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# lower layers except the lowest one should honor overlay private xattr
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# "trusted.overlay", which means it should not be visible to user.
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#
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# Commit b581755b1c56 ("ovl: xattr filter fix") fixed this issue.
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#
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seq=`basename $0`
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seqres=$RESULT_DIR/$seq
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echo "QA output created by $seq"
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here=`pwd`
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tmp=/tmp/$$
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status=1 # failure is the default!
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trap "_cleanup; exit \$status" 0 1 2 3 15
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_cleanup()
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{
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cd /
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rm -f $tmp.*
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}
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# get standard environment, filters and checks
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. ./common/rc
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. ./common/filter
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. ./common/attr
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rm -f $seqres.full
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# real QA test starts here
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_supported_fs overlay
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_supported_os Linux
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_require_test
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_require_scratch
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_require_attrs
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# Remove all files from previous tests
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_scratch_mkfs
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# Create test dir on upper and make it opaque by setting proper xattr
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lowerdir=$OVL_BASE_SCRATCH_MNT/$OVL_LOWER
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upperdir=$OVL_BASE_SCRATCH_MNT/$OVL_UPPER
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mkdir -p $lowerdir/testdir
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mkdir -p $upperdir/testdir
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$SETFATTR_PROG -n "trusted.overlay.opaque" -v "y" $upperdir/testdir
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# mount overlay with multiple lowerdirs, with $lowerdir as the lowest dir and
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# $upperdir overlaid on top of $lowerdir, so that "trusted.overlay.opaque"
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# xattr should be honored and should not be listed
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# mount readonly, because there's no upper and workdir
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$MOUNT_PROG -t overlay -o ro -o lowerdir=$upperdir:$lowerdir $OVL_BASE_SCRATCH_MNT $SCRATCH_MNT
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# Dump trusted.overlay xattr, we should not see the "opaque" xattr
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_getfattr -d -m overlay $SCRATCH_MNT/testdir
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echo "Silence is golden"
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# success, all done
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status=0
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exit
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